From e3e59a3c7243030c064b778ca291bb36753388fc Mon Sep 17 00:00:00 2001 From: agapple Date: Tue, 27 Mar 2018 20:50:25 +0800 Subject: [PATCH] =?UTF-8?q?Updated=20=E6=97=B6=E5=BA=8F=E8=A1=A8=E7=BB=93?= =?UTF-8?q?=E6=9E=84=E6=96=B9=E6=A1=88=20(markdown)?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- 时序表结构方案.md => TableMetaTSDB.md | 4 ++++ 1 file changed, 4 insertions(+) rename 时序表结构方案.md => TableMetaTSDB.md (99%) diff --git a/时序表结构方案.md b/TableMetaTSDB.md similarity index 99% rename from 时序表结构方案.md rename to TableMetaTSDB.md index f025ea4..b1ef30b 100644 --- a/时序表结构方案.md +++ b/TableMetaTSDB.md @@ -1,3 +1,7 @@ +# 时序表结构 + +*** + # 背景 早期的canal版本(<=1.0.24),在处理表结构的DDL变更时采用了一种简单的策略,在内存里维护了一个当前数据库内表结构的镜像(通过desc table获取)。